RoundRobinPlayerConditionMet --> PlayerConditionMet, because it will be used in other subclassing scenarios and the RoundRobin is unnecessary and distracting. Part of #516.
RoundRobinPlayerConditionMet --> PlayerConditionMet, because it will be used in other subclassing scenarios and the RoundRobin is unnecessary and distracting. Part of #516.

jkomoros/boardgame,jkomoros/boardgame,jkomoros/boardgame